/* ================= 善财童子五十三参 =================
   首页右侧第三枚悬浮气泡，与「数字西湖」「反省墙」同一容器 #side-bubbles。
   配色取五十三参页的赭金（#a07f34 / #c9a45c），与页面批点色一致。
   ---------------------------------------------------- */
#sc53-bubble{
    position:relative;
    display:block;
    width:56px;
    background:none;
    border:0;
    color:#fdf6ef;
    text-align:center;
    text-decoration:none;
    transition:transform .34s cubic-bezier(.2,.8,.24,1), filter .34s;
    -webkit-tap-highlight-color:transparent;
    outline:none;
}

/* 外晕：一点鎏金呼吸 */
#sc53-bubble::before{
    content:"";
    position:absolute;
    right:-16px;
    top:-16px;
    bottom:-16px;
    left:-16px;
    border-radius:44px;
    background:radial-gradient(58% 46% at 76% 50%, rgba(160,127,52,.42), rgba(160,127,52,0) 72%);
    z-index:-1;
    animation:sc53-breath 6.4s ease-in-out infinite;
}

/* 气泡本体：赭金 */
#sc53-bubble .sc53-core{
    position:relative;
    z-index:1;
    display:block;
    padding:17px 0 15px;
    border-radius:28px 0 0 28px;
    background:linear-gradient(158deg,#c9a45c 0%,#a07f34 46%,#6b5320 100%);
    box-shadow:
        0 8px 26px rgba(107,83,32,.30),
        inset 0 0 0 1px rgba(255,255,255,.20);
}

/* 顶部一枚莲华（内联 SVG，见模板） */
#sc53-bubble .sc53-ico{
    display:block;
    width:15px;
    height:15px;
    margin:0 auto 10px;
    filter:drop-shadow(0 0 5px rgba(255,246,222,.55));
}

/* 竖排站名 */
#sc53-bubble .sc53-txt{
    display:inline-block;
    writing-mode:vertical-rl;
    text-orientation:upright;
    font-size:15px;
    font-weight:600;
    letter-spacing:5px;
    line-height:1;
    text-shadow:0 1px 2px rgba(0,0,0,.20);
}

#sc53-bubble:hover,
#sc53-bubble:focus{
    transform:translateX(-5px);
    filter:brightness(1.08);
    color:#ffffff;
}
#sc53-bubble:hover .sc53-core,
#sc53-bubble:focus .sc53-core{
    box-shadow:
        0 10px 32px rgba(107,83,32,.42),
        inset 0 0 0 1px rgba(255,255,255,.34);
}
#sc53-bubble:active{ transform:translateX(-2px); }

@keyframes sc53-breath{
    0%,100%{ opacity:.40; transform:scale(.94); }
    50%    { opacity:.90; transform:scale(1.08); }
}

/* 窄屏收敛，别挡正文 */
@media (max-width:768px){
    #sc53-bubble{ width:44px; }
    #sc53-bubble .sc53-core{ padding:13px 0 12px; border-radius:22px 0 0 22px; }
    #sc53-bubble .sc53-ico{ width:11px; height:11px; margin-bottom:8px; }
    #sc53-bubble .sc53-txt{ font-size:13px; letter-spacing:3px; }
    #sc53-bubble::before{ right:-10px; top:-10px; bottom:-10px; left:-10px; border-radius:34px; }
}

@media (prefers-reduced-motion:reduce){
    #sc53-bubble::before{ animation:none; opacity:.65; }
    #sc53-bubble{ transition:none; }
}